Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Crankshaft Front Oil Seal
    Special Tool(s) Crankshaft Seal Installer/Aligner 303-335 (T88T-6701-A) Front Cover Seal Remover 303-107 (T74P-6700-A) Crankshaft Seal Installer 303-635 Crankshaft Damper Replacer 303-102 (T74P-6316-B) ...

    Engine (Disassembly)
    Special Tool(s) Service Set, Camshaft 303-017 (T65L-6250-A) Remover, Crankshaft Vibration Damper 303-009 (T58P-6316-D) Lifting Bracket Set, Engine 303-D095 (D94L-6001-A) or equivalent Remover, Power Stee ...

    Removal
    1. Raise and support the vehicle. 2. Remove the wheel and tire assembly. 3. Remove the rear brake disc (2C026). 4. Remove the differential housing cover (4033) and drain the lubricant. For additional information, refer to Differential Housing Cover in t ...